Some special FTTH fiber closures for drop cables require terminating the drop cable to connect it to the box. Patching with connectors in a re-enterable closure has become a popular option to splicing as it allows adding new drops when needed. Running fiber internally involves extending this high-speed link from the service entry point to a centralized location, such as a dedicated media closet or. The “straight line” distance between the point of entry of the cable (very close to the existing point of entry for the copper wire) and my preferred ONT location is approx 2metres, although the cable route will require approx 8 metres of cable (skirting board run and doorway). Is. The drawing below defines the network: a "feeder" cable extends from the OLT (optical line terminal) in the CO (central office) to a FDH (fiber distribution hub) where the PON (passive optical network) splitter is housed. It then connects to "distribution" cables that go out toward the subscriber. Cabling should be a 'star configuration' and include a home distribution box. See Installing a Home Distribution Box for details. Thus, a fiber termination box is used to terminate the optical fiber. In regions where fiber optic service is accessible, a distribution box can be found in the neighborhood, accompanied by a nearby box installed on a phone pole, typically within a few hundred feet of your residence.